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Finding the Fourth Proportional to 89,993.08, 134,966.04 and 26,796.16

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Solution

The fourth proportional to 89,993.08, 134,966.04 and 26,796.16 is: 40,187.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,993.08 : 134,966.04 = 26,796.16 : x
  2. Step 2: Convert to fraction form
    89,993.08/134,966.04 = 26,796.16/x
  3. Step 3: Cross multiply
    89,993.08x = 134,966.04 × 26,796.16
  4. Step 4: Simplify right side
    89,993.08x = 3,616,571,602.41
  5. Step 5: Solve for x
    x = 3,616,571,602.41/89,993.08
  6. Step 6: Final answer
    x = 40,187.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.